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Service bulletin 2066480/1

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10215584
Published by NHTSA2022-07-08
Manufacturer's number2066480/1
Manufacturer's date2022-06-22
NHTSA componentELECTRICAL SYSTEM; EXTERIOR LIGHTING

NHTSA's summary

Headlamp switch not working/not illuminated - Numerous DTCs within 0009-Central Electrics (BCM1). Customer statement / workshop findings Customer statement: - Headlamp switch not working/not illuminated when the ignition is switched on (following an ignition switch off) And/or - Yellow warning light/message within DIP (Adaptive lighting fault) And/or - Loss of rear fog light activation And/or - Loss of all-weather lighting mode activation And/or - Headlamps will default to dipped beam (however, high beam activation will still be possible manually) Workshop findings: The following DTCs may also be evident within 0009 - Central Electrics control module U110B00 - Light switch no communication And/or B126A29 - Light switch signal not reliable And/or U1122300 - Fault value received by data bus Technical background - The condition will not occur when the ignition is on or whilst the vehicle is being driven - The condition only occurs as the headlamp switch goes into a Sleep state after the ignition is switched off - The condition is evident to the driver when the ignition is next switched on In the event the afore mentioned symptoms are evident please carry out the instructions within the Measure section

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Lighting

Trouble codes named

B126A, U110B

Vehicles listed
BENTLEY CONTINENTAL GT2022 (the catalog's model; the bulletin names a series or trim of it)
BENTLEY CONTINENTAL GT CABRIO2022 (the catalog's model; the bulletin names a series or trim of it)
BENTLEY FLYING SPUR2022

Listing a model year does not mean every vehicle of it is concerned: the document says which.

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